示例#1
0
 def __init__(self,
              mrf,
              simplify=False,
              unsatfailure=False,
              formulas=None,
              cache=None,
              **params):
     DefaultGroundingFactory.__init__(self,
                                      mrf,
                                      simplify=simplify,
                                      unsatfailure=unsatfailure,
                                      formulas=formulas,
                                      cache=cache,
                                      **params)
示例#2
0
文件: ll.py 项目: Bovril/pracmln
 def _compute_statistics(self):
     self._stat = []
     grounder = DefaultGroundingFactory(self.mrf)
     eworld = list(self.mrf.evidence)
     if self.verbose:
         bar = ProgressBar(width=100, steps=self.mrf.countworlds(), color='green')
     for widx, world in self.mrf.iterallworlds():
         if self.verbose:
             bar.label(str(widx))
             bar.inc()
         values = {}
         self._stat.append(values)
         if self._eworld_idx is None and world == eworld:
             self._eworld_idx = widx  
         for gf in grounder.itergroundings():
             truth = gf(world)
             if truth != 0: values[gf.idx] = values.get(gf.idx, 0) + truth
示例#3
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 def _compute_statistics(self):
     '''
     computes the statistics upon which the optimization is based
     '''
     self._stat = {}
     self._varidx2fidx = defaultdict(set)
     grounder = DefaultGroundingFactory(self.mrf, simplify=False, unsatfailure=True, verbose=self.verbose, cache=0)
     for f in grounder.itergroundings():
         for gndatom in f.gndatoms():
             var = self.mrf.variable(gndatom)
             with temporary_evidence(self.mrf):
                 for validx, value in var.itervalues():
                     var.setval(value, self.mrf.evidence)
                     truth = f(self.mrf.evidence) 
                     if truth != 0:
                         self._varidx2fidx[var.idx].add(f.idx)
                         self._addstat(f.idx, var.idx, validx, truth)
示例#4
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 def _compute_statistics(self):
     self._stat = []
     grounder = DefaultGroundingFactory(self.mrf)
     eworld = list(self.mrf.evidence)
     if self.verbose:
         bar = ProgressBar(width=100,
                           steps=self.mrf.countworlds(),
                           color='green')
     for widx, world in self.mrf.iterallworlds():
         if self.verbose:
             bar.label(str(widx))
             bar.inc()
         values = {}
         self._stat.append(values)
         if self._eworld_idx is None and world == eworld:
             self._eworld_idx = widx
         for gf in grounder.itergroundings():
             truth = gf(world)
             if truth != 0: values[gf.idx] = values.get(gf.idx, 0) + truth
示例#5
0
 def __init__(self, mrf, simplify=False, unsatfailure=False, formulas=None,
              cache=None, **params):
     DefaultGroundingFactory.__init__(self, mrf, simplify=simplify, unsatfailure=unsatfailure, formulas=formulas, cache=cache, **params)